The C stands for cover. Wear a hat and scarf to keep heat from escaping through the head, neck and ears.

VOA: special.2009.12.23

For example, if you go to the store and you find a scarf that you really like.

例如，假设你在商店里看到一条你特别喜欢的围巾。

It seems 课堂 - SpeakingMax英语口语达人

For example, if you go to the store and you find a scarf that you really like.

例如，假设你在商店里看到一条你特别喜欢的围巾。

It seems 课堂 - SpeakingMax英语口语达人